Data Storage Hardware Emulators for Legacy System Support

Introduction There is often a requirement to support specialised computer systems, well into their middle age, that must continue to operate in critical applications and difficult environments. These “Legacy Systems” are found in both defence and civil applications and may well have been inherited by their current support staff long after initial installation. The list …

Wear Levelling Architecture and Read Disturbance Technology for Compact Flash Cards Used Within SCSIFlash™ Solid-State Drives

Conventional file systems like FAT, UFS, HFS, ext 2 and NTFS were originally designed for magnetic strips and as such rewrite data repeatedly to the same area. However, a solid-state Compact Flash (CF) card can be put through a limited number of erase cycles before becoming unreliable. This is usually around 3,000/100,000(MLC/SLC) cycles. Wear levelling …

Extending the Operational Service Life of Automatic Test Equipment

Written By: David T. Dunn 1. Introduction The United States Armed Forces and global allied militaries must depend upon a variety of aging computer platforms. These “legacy” computers were used in many military test stands. A large number of these older ATE stations remain in use today, providing critical testing capability for early versions of …